Home / 6,731.81-10,099.77-3,447.23

Finding the Fourth Proportional to 6,731.81, 10,099.77 and 3,447.23

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Solution

The fourth proportional to 6,731.81, 10,099.77 and 3,447.23 is: 5,171.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,731.81 : 10,099.77 = 3,447.23 : x
  2. Step 2: Convert to fraction form
    6,731.81/10,099.77 = 3,447.23/x
  3. Step 3: Cross multiply
    6,731.81x = 10,099.77 × 3,447.23
  4. Step 4: Simplify right side
    6,731.81x = 34,816,179.64
  5. Step 5: Solve for x
    x = 34,816,179.64/6,731.81
  6. Step 6: Final answer
    x = 5,171.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.